Miria Takagishi is a Japanese voice actress affiliated with the talent agency Kenyu Office. She began her career in the 2010s, initially belonging to Sony Music Artists before working freelance and ultimately joining Kenyu Office in 2021. Takagishi is a native of Aichi Prefecture and was born on February 17. Her first name was inspired by the character Milia Fallyna from the television anime series The Super Dimension Fortress Macross. Her early performance experience began at age three with English stage plays, and she decided to become a voice actor during middle school. She is a graduate of the talk back voice actor training school.

Takagishi has built a diverse portfolio of voice work across anime, games, and web series. In web anime, she plays the lead role of Popo in the series Otakuchanzu, a fact highlighted in her agency profile and confirmed by multiple sources. Another prominent lead role in web animation is Airu in the Takara Tomy series Punirunzu, for which she also provided the narration and performed fifteen additional roles.

One of her most high-profile anime roles to date is Poppy, a member of the Paldea Elite Four, in the television anime series Pokémon Horizons: The Series. She was announced in the cast at AnimeJapan 2024 and has voiced the character since the anime's Terastal Debut arc. Other television anime credits include Hiyori Sonoda in The Dreaming Boy Is a Realist, Hexe in Valkyrie Drive -Mermaid-, a student in Birdie Wing: Golf Girls' Story, a child in The Ice Guy and His Cool Female Colleague, and a Shinigami in Bleach: Thousand-Year Blood War. She also had a role as a young boy in the web anime adaptation of Pluto.

Her work in video games is extensive. She is known for her role as Tasha Romanovsky in Tokyo 7th Sisters, a role for which she has performed character songs as part of the unit SEASON OF LOVE. Additional game credits include Fleuret in Azur Lane, Umbrett in Gothic wa Mahou Otome, Raijuu in Kemono Friends 3, the silent player character in Dragon Quest Champions, Eve in Pokémon Masters EX, and Hayes in Eternal Return. She also provided the voice for the character Naomi Carter in the Murasaki7 project.

Beyond animation and games, Takagishi has performed in numerous stage readings and theatrical productions, often in leading roles such as Alice in Hōkago Wonderland, Gerda in Yuki no Joō, and Chie Chisato in the Mystery Eater! drama CD series. She has also been a personality for radio programs including Madrigal Radio and Chita Musume. Station on Media FM. Her work in foreign language dubbing includes roles in animated series such as Catch! Teenieping, Mickey Mouse Funhouse, and Star Wars: Young Jedi Adventures.

Takagishi holds nursery teacher and kindergarten teacher licenses. She is known for her short stature of 147.5 cm and a self-described skill for standing on a balance ball.